Shimano Ultegra 6700 10-Speed Triple STI Lever Set | Tree Fort Bikes
Whats Shimano Flight Deck all about? There is a ribbon cable inside and what seems to be a button by the thumb of the shifter. What is it for? : r/bikewrench
Shimano Ultegra Shifter Left Front ST-6600 Flight Deck Double Combo Shift 10s 10 | eBay